The Yellowstone supervolcano hasn and amp;#39;t erupted for 72,000 years, but in the past week it was hit by hundred of earthquakes - and the tremors could cause an eruption.
The Yellowstone supervolcano hasn and amp;#39;t erupted for 72,000 years, but in the past week it was hit by hundred of earthquakes - and the tremors could cause an eruption.
